<template>
	<view class="content">
		<view class="navbar">
			<view v-for="(item, index) in navList" :key="index" class="nav-item" :class="{current: tabCurrentIndex === index}" @click="tabClick(index)">
				{{item.text}}
			</view>
		</view>

		<swiper :current="tabCurrentIndex" class="swiper-box" duration="300" @change="changeTab">
			<swiper-item class="tab-content" v-for="(tabItem,tabIndex) in navList" :key="tabIndex">
				<scroll-view class="list-scroll-content" scroll-y @scrolltolower="loadData">
					<!-- 空白页 -->
					<empty v-if="tabItem.loaded === true && tabItem.orderList.length === 0"></empty>
					<!-- 订单列表 -->
					<view v-for="(item,index) in tabItem.orderList" :key="index" class="order-item">
						<view class="i-top b-b">
							<text class="state" :style="{color: item.stateTipColor}">订单号：{{item.oid}}</text>
							<text class="time" :style="{color: item.stateTipColor}">{{item.create_time}}</text>
							<!-- <text v-if="item.order_status==0" class="del-btn yticon icon-iconfontshanchu1" @click="deleteOrder(index)"></text> -->
						</view>
						
						<view  class="goods-box-single" v-for="(goodsItem, goodsIndex) in item.goods" :key="goodsIndex"  @click="jumpDetail(item.oid)">
							<image class="goods-img" :src="goodsItem.product_image" mode="aspectFill"></image>
							<view class="right">
								<text class="title clamp">{{goodsItem.goods_name}}</text>
								<text class="attr-box">{{goodsItem.spec}}  x {{goodsItem.num}} <text class="saleing" v-if="goodsItem.after_status==1">售后中</text></text>
								<text class="price">{{goodsItem.price}}</text>
							</view>
						</view>
						
						<view class="price-box">共<text class="num">{{item.goods_num}}</text>件商品 实付款<text class="price">{{item.price}}</text>
						</view>
						
						<view class="action-box b-t" v-if="item.status == 0">
							<button class="action-btn" @click="cancelOrder(item)">取消订单</button>
							<button class="action-btn recom" @click="pay(item)">去支付</button>
						</view>
						
						<view class="action-box b-t" v-else-if="item.status == 1">
							<!-- <button class="action-btn" @click="cancelOrder(item)">申请退款</button> -->
							<button class="action-btn recom" @click="remindOrder(item)" :style="{color: item.stateTipColor}">催发货</button>
						</view>
						
						<view class="action-box b-t" v-else-if="item.status == 2">
							<!-- <button class="action-btn" @click="cancelOrder(item)">申请退款</button> -->
							<button class="action-btn recom" @click="confirmOrder(item)" :style="{color: item.stateTipColor}">确认收货</button>
						</view>
						
						<view class="action-box b-t" v-else-if="item.status == 3">
							<button class="action-btn recom" @click="evaluationOrder(item.oid)" :style="{color: item.stateTipColor}">去评价</button>
						</view>
						
						<view class="action-box b-t" v-else-if="item.status == 6">
							<button class="action-btn recom action-finash" :style="{color: item.stateTipColor}">已完成</button>
						</view>
					</view>
					<uni-load-more :status="tabItem.loadingType"></uni-load-more>
				</scroll-view>
			</swiper-item>
		</swiper>
	</view>
</template> 

<script>
	import uniLoadMore from '@/components/uni-load-more/uni-load-more.vue';
	import empty from "@/components/empty";
	import Json from '@/Json';
	import {mapState} from 'vuex';
	export default {
		components: {
			uniLoadMore,
			empty
		},
		data() {
			return {
				tabCurrentIndex: 0,
				navList: [{
						status:null,
						page:1,
						text: '全部',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 0,
						page:1,
						text: '待付款',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 1,
						page:1,
						text: '待发货',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 2,
						page:1,
						text: '待收货',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 3,
						page:1,
						text: '待评价',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 6,
						page:1,
						text: '已完成',
						loadingType: 'more',
						orderList: []
					}
				],
			};
		},
		computed:{
			...mapState(['hasLogin','userInfo'])
		},
		onLoad(options){
			/**
			 * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
			 * 替换onLoad下代码即可
			 */
			if(!options.state) options.state = 0;
			this.tabCurrentIndex = +options.state;
			// #ifndef MP
			this.loadData()
			// #endif
			// #ifdef MP
			if(options.state == 0){
				this.loadData()
			}
			// #endif
		},
		methods: {
			//获取订单列表
			loadData(source){
				let that = this
				//这里是将订单挂载到tab列表下
				let index = that.tabCurrentIndex;
				let navItem = that.navList[index];
				let status = navItem.status;
	
				if(source === 'tabChange' && navItem.loaded === true){  //tab切换只有第一次需要加载数据
					return;
				}
				
				if(navItem.loadingType === 'loading'){  //防止重复加载
					return;
				}
				navItem.loadingType = 'loading';
				setTimeout(()=>{
				/* 	let orderList = Json.orderList.filter(item=>{
						//添加不同状态下订单的表现形式
						item = Object.assign(item, this.orderStateExp(item.state));
						//演示数据所以自己进行状态筛选
						if(state === 0){
							//0为全部订单
							return item;
						}
						return item.state === state
					}); */
					let orderList = [];
					let _param = {
						type:(index+1),
						token:that.userInfo.token,
						page:navItem.page,
						size:10,
					};
					if(typeof(status) == 'number'){
						_param.status = status
					}
					that.$api.postUrl(that.$api._api.ApiOrderIndex,_param,function(res){
						
						orderList = res.data
						orderList.forEach(item=>{
							let {stateTip, stateTipColor} = that.orderStateExp(item.status);
							that.$set(item, 'stateTipColor', stateTipColor);
							navItem.orderList.push(item);
						})
						that.$set(navItem, 'loaded', true);
						if(orderList.length > 1){
							that.$set(navItem, 'page', (navItem.page+1));
						}
						that.$set(navItem, 'count', res.count);
						if(res.count > navItem.length)
							navItem.loadingType = 'more';
						else
							navItem.loadingType = 'noMore';
					})
				}, 200);
			}, 
			//swiper 切换
			changeTab(e){
				this.tabCurrentIndex = e.target.current;
				this.loadData('tabChange');
			},
			//顶部tab点击
			tabClick(index){
				this.tabCurrentIndex = index;
			},
			//删除订单
			deleteOrder(index){
				var that = this
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(()=>{
					that.navList[that.tabCurrentIndex].orderList.splice(index, 1);
					uni.hideLoading();
				}, 600)
			},
			//立即支付
			pay(item){
				uni.redirectTo({
					url: '/pages/user/money/pay?oid='+item.oid
				})
			},
			//取消订单
			cancelOrder(item){
				let that = this
				that.$api.loading(true, "请稍后")
				let _param = {
					oid:item.oid,
					token:that.userInfo.token,
				}
				that.$api.postUrl(that.$api._api.ApiOrderCancel,_param,function(res){
					that.$api.loading(false)
					let {stateTip, stateTipColor} = that.orderStateExp(5);
					item = Object.assign(item, {
						status: 5,
						stateTip, 
						stateTipColor
					})
					//取消订单后删除待付款中该项
					let list0 = that.navList[0].orderList
					let index0 = list0.findIndex(val=>val.oid === item.oid)
					index0 !== -1 && that.navList[0].orderList.splice(index0, 1);
					let list1 = that.navList[1].orderList
					let index1 = list1.findIndex(val=>val.oid === item.oid)
					index1 !== -1 && that.navList[1].orderList.splice(index1, 1);
					
					that.$api.msg('取消成功')
				})
				
			},
			//催发货
			remindOrder(item){
				this.$api.msg("已催商家发货")
			},
			//确认收货
			confirmOrder(item){
				let that = this;
				that.$api.loading(true, "请稍后")
				let _param = {
					oid:item.oid,
					token:that.userInfo.token,
				};
				
				that.$api.postUrl(that.$api._api.ApiOrderConfirm,_param,function(res){
					that.$api.loading(false)
					that.$api.msg('确认收货成功')
					setTimeout(()=>{
						let {stateTip, stateTipColor} = that.orderStateExp(3);
						item = Object.assign(item, {
							status: 3,
							stateTip, 
							stateTipColor
						})
						
						//let list0 = that.navList[0].orderList
						//let index0 = list0.findIndex(val=>val.oid === item.oid)
						//that.navList[0].orderList[index0].status = 3;
						let list1 = that.navList[3].orderList
						let index1 = list1.findIndex(val=>val.oid === item.oid)
						index1 !== -1 && that.navList[3].orderList.splice(index1, 1);
						
						that.navList[4].orderList.splice(0,0,item)
					}, 600)
				})
			},
			//立即评价
			evaluationOrder(oid){
				uni.navigateTo({
					url:'/pagesA/lack/comRele/comRele?oid='+oid
				})
			},
			//订单状态文字和颜色
			orderStateExp(state){
				let stateTip = '',
					stateTipColor = '#fa436a';
				switch(+state){
					case 0:
						stateTip = '待付款'; break;
					case 1:
						stateTip = '待发货'; 
						stateTipColor = '#a35ffd';
						break;
					case 2:
						stateTip = '待收货'; 
						stateTipColor = '#bfac24';
						break;
					case 3:
						stateTip = '待评价'; 
						stateTipColor = '#5d5d0c';
						break;
					case 5:
						stateTip = '已取消'; 
						stateTipColor = '#909399';
						break;
					case 6:
						stateTip = '已完成'; 
						stateTipColor = '#5d5d0c';
						break;
					//更多自定义
				}
				return {stateTip, stateTipColor};
			},
			jumpDetail:function(oid){
				uni.navigateTo({
					url:'/pages/user/order/orderDetail?oid='+oid
				})
			}
		},
	}
</script>

<style lang="scss">
	page, .content{
		background: $page-color-base;
		height: 100%;
	}
	
	.swiper-box{
		height: calc(100% - 40px);
	}
	.list-scroll-content{
		height: 100%;
	}
	
	.navbar{
		display: flex;
		height: 40px;
		padding: 0 5px;
		background: #fff;
		box-shadow: 0 1px 5px rgba(0,0,0,.06);
		position: relative;
		z-index: 10;
		.nav-item{
			flex: 1;
			display: flex;
			justify-content: center;
			align-items: center;
			height: 100%;
			font-size: 15px;
			color: $font-color-dark;
			position: relative;
			&.current{
				color: $base-color;
				&:after{
					content: '';
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					width: 44px;
					height: 0;
					border-bottom: 2px solid $base-color;
				}
			}
		}
	}

	.uni-swiper-item{
		height: auto;
	}
	.order-item{
		display: flex;
		flex-direction: column;
		padding-left: 30rpx;
		background: #fff;
		margin-top: 16rpx;
		.i-top{
			display: flex;
			align-items: center;
			height: 80rpx;
			padding-right:30rpx;
			font-size: $font-base;
			color: $font-color-dark;
			position: relative;
			.time{
				flex: 1;
				text-align: right;
			}
			.state{
				color: $base-color;
			}
			.del-btn{
				padding: 10rpx 0 10rpx 36rpx;
				font-size: $font-lg;
				color: $font-color-light;
				position: relative;
				&:after{
					content: '';
					width: 0;
					height: 30rpx;
					border-left: 1px solid $border-color-dark;
					position: absolute;
					left: 20rpx;
					top: 50%;
					transform: translateY(-50%);
				}
			}
		}
		/* 多条商品 */
		.goods-box{
			height: 160rpx;
			padding: 20rpx 0;
			white-space: nowrap;
			.goods-item{
				width: 120rpx;
				height: 120rpx;
				display: inline-block;
				margin-right: 24rpx;
			}
			.goods-img{
				display: block;
				width: 100%;
				height: 100%;
			}
		}
		/* 单条商品 */
		.goods-box-single{
			display: flex;
			padding: 20rpx 0;
			.goods-img{
				display: block;
				width: 120rpx;
				height: 120rpx;
			}
			.right{
				flex: 1;
				display: flex;
				flex-direction: column;
				padding: 0 30rpx 0 24rpx;
				overflow: hidden;
				.title{
					font-size: $font-base + 2rpx;
					color: $font-color-dark;
					line-height: 1;
				}
				.attr-box{
					font-size: $font-sm + 2rpx;
					color: $font-color-light;
					padding: 10rpx 12rpx;
				}
				.price{
					font-size: $font-base + 2rpx;
					color: $font-color-dark;
					&:before{
						content: '￥';
						font-size: $font-sm;
						margin: 0 2rpx 0 8rpx;
					}
				}
			}
		}
		
		.price-box{
			display: flex;
			justify-content: flex-end;
			align-items: baseline;
			padding: 20rpx 30rpx;
			font-size: $font-sm + 2rpx;
			color: $font-color-light;
			.num{
				margin: 0 8rpx;
				color: $font-color-dark;
			}
			.price{
				font-size: $font-lg;
				color: $font-color-dark;
				&:before{
					content: '￥';
					font-size: $font-sm;
					margin: 0 2rpx 0 8rpx;
				}
			}
		}
		.action-box{
			display: flex;
			justify-content: flex-end;
			align-items: center;
			height: 100rpx;
			position: relative;
			padding-right: 30rpx;
		}
		.action-btn{
			width: 160rpx;
			height: 60rpx;
			margin: 0;
			margin-left: 24rpx;
			padding: 0;
			text-align: center;
			line-height: 60rpx;
			font-size: $font-sm + 2rpx;
			color: $font-color-dark;
			background: #fff;
			border-radius: 100px;
			&:after{
				border-radius: 100px;
			}
			&.recom{
				background: #fff9f9;
				color: $base-color;
				&:after{
					border-color: #f7bcc8;
				}
			}
		}
	}
	
	
	/* load-more */
	.uni-load-more {
		display: flex;
		flex-direction: row;
		height: 80rpx;
		align-items: center;
		justify-content: center
	}
	
	.uni-load-more__text {
		font-size: 28rpx;
		color: #999
	}
	
	.uni-load-more__img {
		height: 24px;
		width: 24px;
		margin-right: 10px
	}
	
	.uni-load-more__img>view {
		position: absolute
	}
	
	.uni-load-more__img>view view {
		width: 6px;
		height: 2px;
		border-top-left-radius: 1px;
		border-bottom-left-radius: 1px;
		background: #999;
		position: absolute;
		opacity: .2;
		transform-origin: 50%;
		animation: load 1.56s ease infinite
	}
	
	.uni-load-more__img>view view:nth-child(1) {
		transform: rotate(90deg);
		top: 2px;
		left: 9px
	}
	
	.uni-load-more__img>view view:nth-child(2) {
		transform: rotate(180deg);
		top: 11px;
		right: 0
	}
	
	.uni-load-more__img>view view:nth-child(3) {
		transform: rotate(270deg);
		bottom: 2px;
		left: 9px
	}
	
	.uni-load-more__img>view view:nth-child(4) {
		top: 11px;
		left: 0
	}
	
	.load1,
	.load2,
	.load3 {
		height: 24px;
		width: 24px
	}
	
	.load2 {
		transform: rotate(30deg)
	}
	
	.load3 {
		transform: rotate(60deg)
	}
	
	.load1 view:nth-child(1) {
		animation-delay: 0s
	}
	
	.load2 view:nth-child(1) {
		animation-delay: .13s
	}
	
	.load3 view:nth-child(1) {
		animation-delay: .26s
	}
	
	.load1 view:nth-child(2) {
		animation-delay: .39s
	}
	
	.load2 view:nth-child(2) {
		animation-delay: .52s
	}
	
	.load3 view:nth-child(2) {
		animation-delay: .65s
	}
	
	.load1 view:nth-child(3) {
		animation-delay: .78s
	}
	
	.load2 view:nth-child(3) {
		animation-delay: .91s
	}
	
	.load3 view:nth-child(3) {
		animation-delay: 1.04s
	}
	
	.load1 view:nth-child(4) {
		animation-delay: 1.17s
	}
	
	.load2 view:nth-child(4) {
		animation-delay: 1.3s
	}
	
	.load3 view:nth-child(4) {
		animation-delay: 1.43s
	}
	
	@-webkit-keyframes load {
		0% {
			opacity: 1
		}
	
		100% {
			opacity: .2
		}
	}
	.order-item .action-btn.recom.action-finash{background: none;color:#000}
	.saleing{border:1px solid red;display:inline-block;margin-left: 8px;padding: 1px 3px;border-radius: 3px;color:red}
</style>
